, Allows any PC to connect serial devices and programs that communicate through COM ports , 12-inch cable with standard USB Type A Male to standard 9-pin DB9 RS-232 serial connector , PL-2303 Chipset for widest possible compatibility with Windows, Mac, Linux, and other platforms , Programmable baud rate from 75bps to 12Mbps. Typical speeds up to 230Kbps , Plug and play creation of a COM port. Powered by USB - no external power needed ,